fergalmoran/ladybird
1
0
Fork 0
mirror of https://github.com/fergalmoran/ladybird.git synced 2025-12-28 12:18:25 +00:00
Code Issues Packages Projects Releases Wiki Activity

Kernel: Implement software context switching and Processor structure

Browse Source 
Moving certain globals into a new Processor structure for
each CPU allows us to eventually run an instance of the
scheduler on each CPU.
This commit is contained in:
Tom
2020-06-27 13:42:28 -06:00
committed by Andreas Kling
parent 10407061d2
commit fb41d89384
22 changed files with 1002 additions and 513 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
Kernel/Tasks/FinalizerTask.cpp
View File

@@ -34,14 +34,12 @@ void FinalizerTask::spawn()
Process::create_kernel_process(g_finalizer, "FinalizerTask", [] {
Thread::current->set_priority(THREAD_PRIORITY_LOW);
for (;;) {
{
InterruptDisabler disabler;
if (!g_finalizer_has_work)
Thread::current->wait_on(*g_finalizer_wait_queue);
ASSERT(g_finalizer_has_work);
g_finalizer_has_work = false;
}
Thread::finalize_dying_threads();
dbg() << "Finalizer task is running";
Thread::current->wait_on(*g_finalizer_wait_queue);
bool expected = true;
if (g_finalizer_has_work.compare_exchange_strong(expected, false, AK::MemoryOrder::memory_order_acq_rel))
Thread::finalize_dying_threads();
}
});
}